| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Ugidei | chestnut | c | 1998 | 287 Narmat 46 | 693 Gantel 16 | Arabian | Mazurenko V.V. | |
| Ulanova Tersk | black | f | 2023 | 643090000647781 | 948 Khalif Tersk 38/18 | 1931 Nikta | Arabian | Tersk Stud |
| 549 Ulita 20 | bay | f | 1978 | 105 Topol | 366 Uarda | Arabian | Tersk Stud | |
| Ultimatum | chestnut | c | 2026 | 643005436981004 | Volshebnik Tersk | 1769 Arba 22/08 | Arabian | Jurba O.S. |
| 2551 Ulybka | chestnut | f | 2017 | 687 Palladium | 1953 Pastva 1 | Arabian | Naumov A.N. | |
| Uncained Melody (US) | chestnut | f | 1990 | ZT Ali Baba (US) | Blu Bint Haleema(US) | Arabian | ||
| Unchainedd Melody (US) | chestnut | f | 1981 | ZT Ali Baba (US) | Blu Bint Haleema(US) | Arabian | ||
| Underteker | bay | c | 2020 | 643090000419810 | 452 Benedick (FR) | 2295 Ancely (FR) | Arabian | Bukhtoyarov Valentin Petrovich |
| Unikum | grey | c | 1989 | 174 Mascat 6 | 549 Ulita 20 | Arabian | Khrenovskoy Stud | |
| Uppercut | chestnut | c | 2022 | 643090000562008 | 665 Karmel De Faust (FR) | 2295 Ancely (FR) | Arabian | Bukhtoyarov Valentin Petrovich |